ọdịnaya
zoo
Espressif ESP32-S2 WROOM 32 bit LX7 CPU
Nkọwapụta
- MCU: ESP32-S2
- Akụrụngwa: Wi-Fi
- Ugboro Wi-Fi: 2412 ~ 2462 MHz
Banyere Akwụkwọ a
- Akwụkwọ a na-enye nkọwapụta maka modul ESP32-S2-WROOM na ESP32-S2-WROOM-I.
Mmelite akwụkwọ
- Biko na-ezo aka na ụdị kachasị ọhụrụ mgbe niile https://www.espressif.com/en/support/download/documents.
Akụkọ ngbanwe
- Maka akụkọ ngbanwe nke akwụkwọ a, biko rụtụ aka na ibe ikpeazụ.
Mgbanwe akwụkwọ ozi
- Espresso na-enye ọkwa email iji mee ka ndị ahịa na-emelite mgbanwe na akwụkwọ ọrụ aka. Biko denye aha na www.espressif.com/en/subscribe.
Asambodo
- Budata asambodo maka ngwaahịa Espressif site na www.espressif.com/en/certificates.
Nkwachapụta na Nwebiisinka
- Ozi dị na akwụkwọ a, gụnyere URL ntụaka, ga-agbanwe agbanwe na-enweghị ọkwa. Enyere akwụkwọ a ka ọ na-enweghị akwụkwọ ikike ọ bụla, gụnyere akwụkwọ ikike ịzụ ahịa ọ bụla, anaghị emebi iwu, ịdịmma maka ebumnuche ọ bụla, ma ọ bụ akwụkwọ ikike ọ bụla na-esite na ya,AMPLE.
- Akwụpụrụ ụgwọ niile, gụnyere ụgwọ maka mmebi nke ikike nwe ọ bụla, metụtara iji ozi dị na akwụkwọ a. Ọ nweghị ikike egosipụtara ma ọ bụ nke egosipụtara, site na estoppel ma ọ bụ nke ọzọ, enyere ikike ikike ọgụgụ isi ọ bụla enyere n'ime ebe a. Akara otu Wi-Fi Alliance bụ ụghalaahịa nke Wi-Fi Alliance. Akara Bluetooth bụ ụghalaahịa edenyere n'akwụkwọ ikikere nke Bluetooth SIG.
- Aha azụmaahịa niile, ụghalaahịa na ụghalaahịa edenyere aha n'akwụkwọ a bụ ihe onwunwe nke ndị nwe ha, a nabatakwara ha ugbu a.
- Nwebiisinka © 2020 Espressif Systems (Shanghai) Co., Ltd. Ikike niile echekwabara.
Modul gafereview
Atụmatụ
MCU
- ESP32-S2 agbakwunyere, Xtensa® otu-isi 32-bit LX7 microprocessor, ruo 240 MHz
- 128KB ROM
- 320 KB SRAM
- 16 KB SRAM na RTC
Wi-Fi
- 802.11 b/g/n
- Ọnụ ọgụgụ Bit: 802.11n ruo 150 Mbps
- Mkpokọta A-MPDU na A-MSDU
- Nkwado etiti oge nche 0.4µs
- Ogologo oge etiti nke ọwa arụ ọrụ: 2412 ~ 2462 MHz
Akụrụngwa
- Interface: GPIO, SPI, LCD, UART, I2C, I2S, Cam-era interface, IR, pulse counter, LED PWM, USB OTG 1.1, ADC, DAC, mmetụ ihe mmetụta, okpomọkụ ihe mmetụta.
- 40 MHz kristal oscillator
- 4MB SPI flash
- Voltage ọrụtagỌkụ e/ike: 3.0 ~ 3.6V
- Oke okpomọkụ na-arụ ọrụ: -40 ~ 85 Celsius
- Akụkụ: (18 × 31 × 3.3) mm
Asambodo
- Asambodo akwụkwọ ndụ akwụkwọ ndụ: RoHS/REACH
- Asambodo RF: FCC/CE-RED/SRRC
Nwalee
- HTML/HTSL/uHAST/TCT/ESD
Nkọwa
- ESP32-S2-WROOM na ESP32-S2-WROOM-M bụ ihe abụọ dị ike, Wi-Fi MCU modul nwere ọtụtụ akụkụ akụkụ. Ha bụ nhọrọ dị mma maka ụdị ngwa dị iche iche metụtara ịntanetị nke ihe (IoT), ngwa eletrọnịkị na-eyi na ụlọ mara mma.
- ESP32-S2-WROOM na-abịa na eriri PCB, yana ESP32-S2-WROOM-I nwere eriri IPEX. Ha abụọ nwere flash SPI mpụga 4 MB. Ozi dị na mpempe akwụkwọ data a na-adabara modul abụọ ahụ.
Edepụtara ozi inye iwu nke modul abụọ ahụ dị ka ndị a:
Tebụl 1: Ozi ịtụ
| Modul | Chip agbakwunyere | Flash | Akụkụ modul (mm) |
| ESP32-S2-ụlọ (PCB) | ESP32-S2 | 4 MB | (18.00±0.15)×(31.00±0.15)×(3.30±0.15) |
| ESP32-S2-ỤRỤ-I (IPEX) | |||
Ihe ndetu
|
|||
- Na isi nke modul a bụ ESP32-S2 *, Xtensa® 32-bit LX7 CPU nke na-arụ ọrụ ruo 240 MHz. Ihe mgbawa ahụ nwere co-processor dị ala nke enwere ike iji kama CPU iji chekwaa ike mgbe ọ na-arụ ọrụ ndị na-achọghị ike mgbako dị ukwuu, dị ka nlekota nke akụkụ. ESP32-S2 na-ejikọta ọnụ ọgụgụ bara ụba nke mpụta, sitere na SPI, I²S, UART, I²C, LED PWM, LCD, interface igwefoto, ADC, DAC, ihe mmetụta mmetụ, ihe mmetụta okpomọkụ, yana ruo 43 GPIOs. Ọ gụnyekwara ngwa ngwa USB On-Go (OTG) iji mee ka nkwukọrịta USB nwee ike.
Rịba ama
* Maka ozi ndị ọzọ na ESP32-S2, biko rụtụ aka na ESP32-S2 Datasheet.
Ngwa
- Igwe ihe mmetụta IoT dị obere
- Ndị nchekwa data IoT dị obere
- Igwefoto maka nkwanye vidiyo
- Ngwa ndị dị n'elu (OTT).
- Ngwa USB
- Nghọta okwu
- Nchọpụta onyonyo
- Mesh netwọk
- Akpaaka ụlọ
- Ogwe njikwa Smart Home
- Ụlọ Smart
- Ụlọ ọrụ mmepụta ihe
- Agriculture mara mma
- Ngwa ọdịyo
- Ngwa nlekọta ahụike
- Egwuregwu ụmụaka nwere Wi-Fi
- Eletrọnịkị na-eyi
- Ngwa azụmaahịa & nri nri
- Igwe POS Smart
Nkọwa Pin
Nhazi nghazi
Ọgụgụ 1: Nkwụnye Modul (N'elu View)
Rịba ama
Eserese ntụtụ na-egosi nso ebe ntụtụ dị na modul. Maka eserese igwe n'ezie, biko rụtụ aka na onyonyo 7.1 Akụkụ anụ ahụ.
Nkọwa Pin
Modul nwere 42 pin. Hụ nkọwa ntụtụ na tebụl 2.
Ụlọ ọrụ Espressif Systems
Tebụl 2: Nkọwa Pin
| Aha | Mba. | Ụdị | Ọrụ |
| GND | 1 | P | Ala |
| 3V3 | 2 | P | Ịnye ọkụ |
| IO0 | 3 | I/O/T | RTC_GPIO0, GPIO0 |
| IO1 | 4 | I/O/T | RTC_GPIO1, GPIO1, TOUCH1, ADC1_CH0 |
| IO2 | 5 | I/O/T | RTC_GPIO2, GPIO2, TOUCH2, ADC1_CH1 |
| IO3 | 6 | I/O/T | RTC_GPIO3, GPIO3, TOUCH3, ADC1_CH2 |
| IO4 | 7 | I/O/T | RTC_GPIO4, GPIO4, TOUCH4, ADC1_CH3 |
| IO5 | 8 | I/O/T | RTC_GPIO5, GPIO5, TOUCH5, ADC1_CH4 |
| IO6 | 9 | I/O/T | RTC_GPIO6, GPIO6, TOUCH6, ADC1_CH5 |
| IO7 | 10 | I/O/T | RTC_GPIO7, GPIO7, TOUCH7, ADC1_CH6 |
| IO8 | 11 | I/O/T | RTC_GPIO8, GPIO8, TOUCH8, ADC1_CH7 |
| IO9 | 12 | I/O/T | RTC_GPIO9, GPIO9, TOUCH9, ADC1_CH8, FSPIHD |
| IO10 | 13 | I/O/T | RTC_GPIO10, GPIO10, TOUCH10, ADC1_CH9, FSPICS0, FSPIO4 |
| IO11 | 14 | I/O/T | RTC_GPIO11, GPIO11, TOUCH11, ADC2_CH0, FSPID, FSPIO5 |
| IO12 | 15 | I/O/T | RTC_GPIO12, GPIO12, TOUCH12, ADC2_CH1, FSPICLK, FSPIO6 |
| IO13 | 16 | I/O/T | RTC_GPIO13, GPIO13, TOUCH13, ADC2_CH2, FSPIQ, FSPIO7 |
| IO14 | 17 | I/O/T | RTC_GPIO14, GPIO14, TOUCH14, ADC2_CH3, FSPIWP, FSPIDQS |
| IO15 | 18 | I/O/T | RTC_GPIO15, GPIO15, U0RTS, ADC2_CH4, XTAL_32K_P |
| IO16 | 19 | I/O/T | RTC_GPIO16, GPIO16, U0CTS, ADC2_CH5, XTAL_32K_N |
| IO17 | 20 | I/O/T | RTC_GPIO17, GPIO17, U1TXD, ADC2_CH6, DAC_1 |
| IO18 | 21 | I/O/T | RTC_GPIO18, GPIO18, U1RXD, ADC2_CH7, DAC_2, CLK_OUT3 |
| IO19 | 22 | I/O/T | RTC_GPIO19, GPIO19, U1RTS, ADC2_CH8, CLK_OUT2, USB_D- |
| IO20 | 23 | I/O/T | RTC_GPIO20, GPIO20, U1CTS, ADC2_CH9, CLK_OUT1, USB_D+ |
| IO21 | 24 | I/O/T | RTC_GPIO21, GPIO21 |
| IO26 | 25 | I/O/T | SPICS1, GPIO26 |
| GND | 26 | P | Ala |
| IO33 | 27 | I/O/T | SPIIO4, GPIO33, FSPIHD |
| IO34 | 28 | I/O/T | SPIIO5, GPIO34, FSPICS0 |
| IO35 | 29 | I/O/T | SPIIO6, GPIO35, FSPID |
| IO36 | 30 | I/O/T | SPIIO7, GPIO36, FPICLK |
| IO37 | 31 | I/O/T | SPIDQS, GPIO37, FSPIQ |
| IO38 | 32 | I/O/T | GPIO38, FSPIWP |
| IO39 | 33 | I/O/T | MTCK, GPIO39, CLK_OUT3 |
| IO40 | 34 | I/O/T | MTDO, GPIO40, CLK_OUT2 |
| IO41 | 35 | I/O/T | MTDI, GPIO41, CLK_OUT1 |
| IO42 | 36 | I/O/T | MTMS, GPIO42 |
| TXD0 | 37 | I/O/T | U0TXD, GPIO43, CLK_OUT1 |
| RXD0 | 38 | I/O/T | U0RXD, GPIO44, CLK_OUT2 |
| IO45 | 39 | I/O/T | GPIO45 |
| IO46 | 40 | I | GPIO46 |
| Aha | Mba. | Ụdị |
Ọrụ |
| EN | 41 | I | Elu: na, na-enyere mgbawa aka. Ala: gbanyụọ, mgbawa na-agbanyụ.
Rịba ama: Ahapụla pin EN na-ese n'elu mmiri. |
| GND | 42 | P | Ala |
Mara
Maka nhazi ntụtụ mpụta, biko rụtụ aka na ntuziaka onye ọrụ ESP32-S2.
eriri eriri
ESP32-S2 nwere ntụtụ eriri atọ: GPIO0, GPIO45, GPIO46. Maapụ pin-pin n'etiti ESP32-S2 na modul bụ nke a, nke enwere ike ịhụ na Isi nke 5 Schematics:
- GPIO0 = IO0
- GPIO45 = IO45
- GPIO46 = IO46
- Ngwanrọ nwere ike ịgụ ụkpụrụ nke ibe n'ibe kwekọrọ na ndebanye aha ”GPIO_STRAPPING”.
- N'oge ntọgharị sistemụ mgbawa (ike-na-ntọgharị, nrụpụta RTC nchegharị, nrụpụta brownout, nrụpụta super watchdog analog, na nrụpụta nchọpụta elekere glitch), oghere nke eriri eriri s.ample voltage larịị dị ka strapping ibe n'ibe nke "0" ma ọ bụ "1", ma jide ndị a ibe n'ibe ruo mgbe agbanyụọ ma ọ bụ mechie mgbawa.
- Ejikọtara IO0, IO45 na IO46 na ndọghachi azụ/ ịdọrọ ala. Ọ bụrụ na ejikọtaghị ha ma ọ bụ sekit mpụga ejikọrọ dị elu, ihe ndọghachi azụ / ịdọrọ adịghị ike nke dị n'ime ga-ekpebi ọkwa ntinye ndabara nke ntụtụ ndị a.
- Ka ịgbanwee ụkpụrụ ntanye nke ntanye, ndị ọrụ nwere ike itinye ihe mgbochi mgbada na mpụta mpụta, ma ọ bụ jiri GPIO ndị ọbịa MCU iji jikwaa vol.tage larịị nke ndị a atụdo mgbe ike na ESP32-S2.
- Mgbe ịtọgharịa, eriri eriri na-arụ ọrụ dị ka ntụtụ na-arụ ọrụ nkịtị.
Rụtụ aka na Tebụl 3 maka nhazi ọnọdụ buut zuru ezu nke ntụtụ eriri.
Tebụl 3: Ntụnye eriri
| VDD_SPI Voltage 1 | |||
| Ntụtụ | Ọdabara | 3.3 V | 1.8 V |
| IO45 2 | Dịrị-ala | 0 | 1 |
| Ụkpụrụ mbiet | |||
| Ntụtụ | Ọdabara | SPI buut | Budata buut |
| IO0 | Dịrị elu | 1 | 0 |
| IO46 | Dịrị-ala | Achọghị ịma | 0 |
| Na-eme ma ọ bụ gbanyụọ koodu ROM Bipụta n'oge ị na-ebuli 3 4 | |||
| Ntụtụ | Ọdabara | Agbanyere | Agbanyụrụ |
| IO46 | Dịrị-ala | Lee ndetu nke anọ | Lee ndetu nke anọ |
Rịba ama
- Firmware nwere ike hazie bits ndebanye aha iji gbanwee ntọala nke ”VDD_SPI Voltage".
- Ebighị n'ime modul resistor (R1) maka IO45 na modul, ka flash na modul na-arụ ọrụ na 3.3 V na ndabara (mmepụta VDD_SPI). Biko jide n'aka na IO45 agaghị ebuli elu mgbe modul kwadoro site na sekit mpụga.
- Enwere ike ibipụta koodu ROM n'elu TXD0 (site na ndabara) ma ọ bụ DAC_1 (IO17), dabere na bit eFuse.
- Mgbe eFuse UART_PRINT_CONTROL uru bụ:
ebipụta bụ ihe nkịtị n'oge buut ma IO46 anaghị achịkwa ya.- na IO46 bụ 0, ebipụta bụ ihe nkịtị n'oge buut; mana ọ bụrụ na IO46 bụ 1, agaghị enwe nkwarụ.
- nd IO46 bụ 0, ebipụtaghị ya; mana ọ bụrụ na IO46 bụ 1, mbipụta bụ ihe nkịtị.
- Agbanyụrụ ebipụta ma IO46 anaghị achịkwa ya.
Àgwà ọkụ eletrik
Oke kacha oke
Tebụl 4: Oke kacha elu
|
Akara |
Oke | Min | Oke |
Nkeji |
| VDD33 | Ịnye ọkụ voltage | –0.3 | 3.6 | V |
| TỤlọ ahịa | Ọnọdụ nchekwa | –40 | 85 | Celsius C |
Ọnọdụ ọrụ akwadoro
Tebụl 5: Ọnọdụ ọrụ akwadoro
|
Akara |
Oke | Min | Ụdị | Oke |
Nkeji |
| VDD33 | Ịnye ọkụ voltage | 3.0 | 3.3 | 3.6 | V |
| IV DD | Nke a na-ebunye ugbu a site na ọkọnọ ike mpụga | 0.5 | — | — | A |
| T | Ọnọdụ okpomọkụ na-arụ ọrụ | –40 | — | 85 | Celsius C |
| iru mmiri | Ọnọdụ iru mmiri | — | 85 | — | %RH |
Njirimara DC (3.3 V, 25 Celsius)
Tebụl 6: Njirimara DC (3.3 V, 25 Celsius)
| Akara | Oke | Min | Ụdị | Oke |
Nkeji |
| CIN | Pin capacitance | — | 2 | — | pF |
| VIH | Ntinye ọkwa dị elu voltage | 0.75 × VDD | — | VDD + 0.3 | V |
| VIL | Ntinye dị ala voltage | –0.3 | — | 0.25 × VDD | V |
| IIH | Ntinye ọkwa dị elu ugbu a | — | — | 50 | nA |
| IIL | Ntinye dị ala ugbu a | — | — | 50 | nA |
| VOH | Nsonaazụ dị elu voltage | 0.8 × VDD | — | — | V |
| VOL | Mmepụta dị ala voltage | — | — | 0.1 × VDD | V |
| IOH | Isi iyi dị elu ugbu a (VDD = 3.3 V, VOH >=
2.64V, PAD_DRIVER = 3) |
— | 40 | — | mA |
| IOL | Igwe mmiri dị ala dị ugbu a (VDD = 3.3 V, VOL =
0.495V, PAD_DRIVER = 3) |
— | 28 | — | mA |
| RPU | resistor na-adọkpụ | — | 45 | — | kΩ |
| RPD | resistor-ala | — | 45 | — | kΩ |
| VIH_ nRST | Ntọhapụ mgbawa mgbawa voltage | 0.75 × VDD | — | VDD + 0.3 | V |
| VIL_ nRST | Ntọgharị mgbawa voltage | –0.3 | — | 0.25 × VDD | V |
Rịba ama
VDD bụ I/O voltage maka otu ike ngalaba nke atụdo.
Njirimara Oriri ugbu a
Site n'iji teknụzụ njikwa ike dị elu, modul nwere ike ịgbanwe n'etiti ụdị ike dị iche iche. Maka nkọwa gbasara ụdị ike dị iche iche, biko rụtụ aka na ngalaba RTC na njikwa ike dị ala na akwụkwọ ntuziaka onye ọrụ ESP32-S2.
Tebụl 7: Oriri ugbu a dabere na ụdị RF
|
Ụdị ọrụ |
Nkọwa | Nkezi |
Ọnụ ọgụgụ kasị elu |
|
| Na-arụ ọrụ (RF na-arụ ọrụ) |
TX |
802.11b, 20 MHz, 1 Mbps, @ 22.31dBm | 190 mA | 310 mA |
| 802.11g, 20 MHz, 54 Mbps, @ 25.00dBm | 145 mA | 220 mA | ||
| 802.11n, 20 MHz, MCS7, @ 24.23dBm | 135 mA | 200 mA | ||
| 802.11n, 40 MHz, MCS7, @ 22.86 dBm | 120 mA | 160 mA | ||
| RX | 802.11b/g/n, 20 MHz | 63 mA | 63 mA | |
| 802.11n, 40 MHz | 68 mA | 68 mA | ||
Rịba ama
- A na-eji ihe ọkụ 3.3 V na-ewe nha oriri ugbu a na 25 Celsius C nke ọnọdụ okpomọkụ n'ọdụ ụgbọ mmiri RF. Ntụnye ndị na-ebugharị niile dabere na okirikiri ọrụ 50%.
- Ọnụọgụ oriri ugbu a maka ọnọdụ RX bụ maka ikpe mgbe enwere nkwarụ yana CPU adịghị arụ ọrụ.
Tebụl 8: Oriri ugbu a dabere na ụdị ọrụ
| Ụdị ọrụ | Nkọwa | Oriri ugbu a (Ụdị) | |
| Modem-ụra | A na-agbanye CPU | 240 MHz | 22 mA |
| 160 MHz | 17 mA | ||
| Ọsọ nkịtị: 80 MHz | 14 mA | ||
| Ìhè-ụra | — | 550 µA | |
| Ụra miri emi | A na-agbanye onye nrụpụta ULP. | 220 µA | |
| Ụdị ihe mmetụta ULP na-enyocha | 7 µA @1% ọrụ | ||
| Ngụ oge RTC + RTC ebe nchekwa | 10 µA | ||
| naanị ngụ oge RTC | 5 µA | ||
| Gbanyụọ ike | CHIP_PU atọrọ ka ọ dị obere, agbanyụrụ mgbawa ahụ. | 0.5 µA | |
Rịba ama
- Ọnụọgụ oriri ugbu a na ọnọdụ ihi ụra Modem bụ maka ikpe ebe a na-agbanye CPU yana cache na-abaghị uru.
- Mgbe agbanyere Wi-Fi, mgbawa ahụ na-agbanwe n'etiti ụdị ụra na-arụ ọrụ na nke modem. Ya mere, ihe oriri ugbu a na-agbanwe ya.
- Na ọnọdụ ụra modem, ugboro CPU na-agbanwe na-akpaghị aka. Ugboro ugboro na-adabere na ibu CPU na akụkụ ndị ejiri.
- N'oge ụra miri emi, mgbe agbanyere ULP ngalaba-processor, akụkụ dị ka GPIO na I²C nwere ike ịrụ ọrụ.
- “Ụkpụrụ a na-enyocha ihe mmetụta ULP” na-ezo aka na ọnọdụ ebe ULP coprocessor ma ọ bụ ihe mmetụta na-arụ ọrụ kwa oge. Mgbe ihe mmetụta mmetụ na-arụ ọrụ na okirikiri ọrụ nke 1%, oriri a na-ahụkarị ugbu a bụ 7 µA.
Njirimara Wi-Fi RF
Ụkpụrụ RF Wi-Fi
Tebụl 9: Wi-Fi ụkpụrụ RF
|
Aha |
Nkọwa |
|
| Ogologo oge etiti nke ọwa arụ ọrụ ndetu1 | 2412 ~ 2462 MHz | |
| Ọkọlọtọ ikuku Wi-Fi | IEEE 802.11b/g/n | |
| Ọnụego data | 20 MHz | 11b: 1, 2, 5.5 na 11 Mbps
11g: 6, 9, 12, 18, 24, 36, 48, 54Mbps 11n: MCS0-7, 72.2 Mbps (Max) |
| 40 MHz | 11n: MCS0-7, 150 Mbps (Max) | |
| Ụdị antenna | PCB antenna, IPEX antenna | |
- Ngwaọrụ kwesịrị ịrụ ọrụ n'ogo etiti etiti nke ndị ọchịchị na-achịkwa mpaghara kenyere. A na-ahazi ọnụọgụ ọnụọgụ ebe etiti site na ngwanrọ.
- Maka modul ndị na-eji antenna IPEX, ihe mgbochi mmepụta bụ 50 Ω. Maka modul ndị ọzọ na-enweghị antennas IPEX, ndị ọrụ adịghị mkpa ichegbu onwe ha maka nkwụsị mmepụta.
Njirimara nnyefe
Tebụl 10: Njirimara nnyefe
| Oke | Ọnụ ego | Nkeji | |
| Ike TX ndetu1 | 802.11b:22.31dBm
802.11g:25.00dBm 802.11n20:24.23dBm 802.11n40:22.86dBm |
dBm | |
- A na-ahazi ike TX Target dabere na ngwaọrụ ma ọ bụ asambodo chọrọ.
Àgwà ndị nnata
Tebụl 11: Àgwà ndị nnata
|
Oke |
Ọnụ ego | Ụdị |
Nkeji |
| Mmetụta uche RX | 1 Mbps | –97 |
dBm |
| 2 Mbps | –95 | ||
| 5.5 Mbps | –93 | ||
| 11 Mbps | –88 | ||
| 6 Mbps | –92 |
Àgwà ọkụ eletrik
|
Oke |
Ọnụ ego | Ụdị |
Nkeji |
| Mmetụta uche RX | 9 Mbps | –91 | dBm |
| 12 Mbps | –89 | ||
| 18 Mbps | –86 | ||
| 24 Mbps | –83 | ||
| 36 Mbps | –80 | ||
| 48 Mbps | –76 | ||
| 54 Mbps | –74 | ||
| 11n, HT20, MCS0 | –92 | ||
| 11n, HT20, MCS1 | –88 | ||
| 11n, HT20, MCS2 | –85 | ||
| 11n, HT20, MCS3 | –82 | ||
| 11n, HT20, MCS4 | –79 | ||
| 11n, HT20, MCS5 | –75 | ||
| 11n, HT20, MCS6 | –73 | ||
| 11n, HT20, MCS7 | –72 | ||
| 11n, HT40, MCS0 | –89 | ||
| 11n, HT40, MCS1 | –85 | ||
| 11n, HT40, MCS2 | –83 | ||
| 11n, HT40, MCS3 | –79 | ||
| 11n, HT40, MCS4 | –76 | ||
| 11n, HT40, MCS5 | –72 | ||
| 11n, HT40, MCS6 | –70 | ||
| 11n, HT40, MCS7 | –68 | ||
| Ọkwa ntinye kachasị RX | 11b, 1Mbps | 5 | dBm |
| 11b, 11Mbps | 5 | ||
| 11g, 6Mbps | 5 | ||
| 11g, 54Mbps | 0 | ||
| 11n, HT20, MCS0 | 5 | ||
| 11n, HT20, MCS7 | 0 | ||
| 11n, HT40, MCS0 | 5 | ||
| 11n, HT40, MCS7 | 0 | ||
| Ọjụjụ ọwa n'akụkụ | 11b, 11Mbps | 35 |
dB |
| 11g, 6Mbps | 31 | ||
| 11g, 54Mbps | 14 | ||
| 11n, HT20, MCS0 | 31 | ||
| 11n, HT20, MCS7 | 13 | ||
| 11n, HT40, MCS0 | 19 | ||
| 11n, HT40, MCS7 | 8 |
Akụkụ anụ ahụ na ụkpụrụ ala PCB
Akụkụ anụ ahụ
Ọgụgụ 6: Akụkụ anụ ahụ
Ụkpụrụ ala PCB akwadoro
Ọgụgụ 7: Ụdị ala PCB akwadoro
Akụkụ Njikọ U.FL
Njikwa ngwaahịa
Ọnọdụ Nchekwa
- A ga-echekwa ngwaahịa ndị ahụ agbachiri na akpa mgbochi mmiri (MBB) na gburugburu ikuku na-adịghị ekpo ọkụ nke <40 °C/90% RH.
- Enyere modul a na ọkwa mmetụta mmiri (MSL) 3.
- Mgbe ebupuchara, a ga-ererịrị modul ahụ n'ime awa 168 yana ọnọdụ ụlọ ọrụ 25 ± 5 Celsius C / 60% RH. Ekwesịrị ime modul ahụ ma ọ bụrụ na emezughị ọnọdụ ndị dị n'elu.
ESD
- Ụdị ahụ mmadụ (HBM): 2000 V
- Nlereanya ngwaọrụ (CDM): 500 V
- Mwepu ikuku: 6000 V
- Nhapụ kọntaktị: 4000 V
Ntughari Profile
Ọgụgụ 9: Reflow Profile
Rịba ama
Solder modul n'otu ntugharị. Ọ bụrụ na PCBA chọrọ ọtụtụ ntugharị, tinye modul na PCB n'oge nrụgharị ikpeazụ.
Adreesị MAC na eFuse
eFuse dị na ESP32-S2 agbaala n'ime adreesị mac_48-bit. Adreesị ndị mgbawa na-eji na ọdụ ọdụ yana ụdị AP kwekọrọ na mac_address n'ụzọ ndị a:
- Ụdị ọdụ ọdụ: mac_adreesị
- Ụdị AP: Mac_address + 1
- Enwere ngọngọ asaa na eFuse maka ndị ọrụ iji. Ihe mgbochi ọ bụla bụ 256 ibe n'ibe ma nwee njikwa ide/agụ nke onwe ya. Enwere ike iji isii n'ime ha chekwaa igodo ezoro ezo ma ọ bụ data onye ọrụ, ma nke fọdụrụ bụ naanị iji chekwaa data onye ọrụ.
Nkọwa antenna
PCB Antenna
Ụdị: ESP ANT B
Mgbakọ: PTH Nweta:
Akụkụ
Atụmatụ atụmatụ
Antenna IPEX
Nkọwapụta
Nweta
Eserese ntụzịaka
Akụkụ
Akụrụngwa mmụta
Akwụkwọ ga-agụrịrị
Njikọ ndị a na-enye akwụkwọ metụtara ESP32-S2.
- Akwụkwọ ntuziaka onye ọrụ ESP32-S2
Akwụkwọ a na-enye mmalite maka nkọwapụta ngwaike ESP32-S2, gụnyere ihe karịrịview, nkowa pin, nkọwa ọrụ, mpụta interface, eletriki àgwà, wdg. - Ntuziaka mmemme ESP-IDF
Ọ na-akwado ọtụtụ akwụkwọ maka ESP-IDF sitere na ntuziaka ngwaike ruo nrụtụ aka API. - Akwụkwọ ntuziaka nka nka ESP32-S2
Akwụkwọ ntuziaka ahụ na-enye ozi zuru oke maka otu esi eji ebe nchekwa ESP32-S2 na mpụta. - Ozi ịnye ngwaahịa ngwaahịa Espressif
Ga-enwerịrị akụrụngwa
Nke a bụ akụrụngwa metụtara ESP32-S2 ga-enwerịrị.
ESP32-S2 BBS
- Nke a bụ obodo Injinia-na-Engineer (E2E) maka ESP32-S2 ebe ị nwere ike biputere ajụjụ, kesaa ihe ọmụma, nyocha echiche, ma nyere aka dozie nsogbu gị na ndị injinia ibe gị.
Akụkọ ngbanwe
Akwụkwọ / akụrụngwa
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Espressif ESP32-S2 WROOM 32 bit LX7 CPU [pdf] Akwụkwọ ntuziaka onye ọrụ ESP32-S2 WROOM 32 bit LX7 CPU, ESP32-S2, WROOM 32 bit LX7 CPU, 32 bit LX7 CPU, LX7 CPU, CPU |
